KITTIWAKE ( MMSI 232008570) is a Pilot and currently sailing under the flag of United Kingdom (UK) Here she is speeding down the River this morning.

Vessel name: Polaris ; Year built: 2012 ; Flag: Netherlands ; Homeport: Rotterdam Length: 81.2m X 13.3m ; GRT: 2501 ; Callsign: PBZN ; MMSI:245142000 ; IMO: 9496915 Type: Special Vessel / Pilot Ship A "Pilot Ship / Pilot Vessel" is a "special type" of ship in which it accommodates a certain and limited Marine Pilots (Sea, River, Harbor Pilots), it also carries small boats/crafts that are used to tender services to and from the Pilot ship. In a Pilot Vessel, the Pilots can take their time...

Korean Pilot boarding PCC Vessel in Mokpo, Korea

harbor pilots disembarking in Hong Kong
container ships - IKARIA and YM Excellence

The Port of Milford Haven’s new pilot vessel has reached a key project milestone with a successful launch in the Netherlands, where the craft is currently under construction.

Fosen Yard AS has built a semi-closed fish farm construction with a diameter of 160m and a depth of 20m.
The second half ring of this construction has left Emden on Friday.